Home / 1,650.03-2,276.75-941.55

Finding the Fourth Proportional to 1,650.03, 2,276.75 and 941.55

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Solution

The fourth proportional to 1,650.03, 2,276.75 and 941.55 is: 1,299.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650.03 : 2,276.75 = 941.55 : x
  2. Step 2: Convert to fraction form
    1,650.03/2,276.75 = 941.55/x
  3. Step 3: Cross multiply
    1,650.03x = 2,276.75 × 941.55
  4. Step 4: Simplify right side
    1,650.03x = 2,143,676.32
  5. Step 5: Solve for x
    x = 2,143,676.32/1,650.03
  6. Step 6: Final answer
    x = 1,299.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.